U0542 Engine Code Repair
Meaning of U0542 engine trouble code is a kind of network trouble code and when the check engine light comes U0542 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.
U0542 Fault Symptoms :
- Check engine light comes on
- Engine stalling or misfiring
- Engine performance issues
- Car not starting
If one of these reasons for U0542 code is occuring now you should check U0542 repair processes.
Now don't ask yourself; What should you do with U0542 code ?
The solution is here :
U0542 Possible Solution:
Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.
U0542 Code Meaning :
U
OBD-II Diagnostic Network (U) Trouble Code For Engine
0
Intake Valve Control Solenoid Circuit Low
5
O2 Sensor Heater Circuit Malfunction
4
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
2
Crankshaft Position Sensor A Circuit Low Input
The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.
U0542 OBD-II Diagnostic Network (U) Trouble Code DescriptionU0542 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.Main reason For U0542 CodeThe reason of U0542 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction. |
Parts or components should not be replaced with reference to only a U0542 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.